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Special charset support #7

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Special charset support #7

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d3f81b3
added files for buildings. Removed AJAX and IE stuff. Added reader fr…
podviaznikov Jun 10, 2011
691b9be
experiments with win1251 support.
podviaznikov Jun 12, 2011
ac78fc5
initial support for win-1251.
podviaznikov Jun 12, 2011
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experiments with win1251 support.
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@podviaznikov
podviaznikov committed Jun 12, 2011
commit 691b9be8150c7894ccfb6524cc423f5f6d21bd32
39 changes: 31 additions & 8 deletions dist/id3.js
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Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,23 @@ var StringUtils = {
var string = new String(arr.join(""));
string.bytesReadCount = i;
return string;
},

readWin1251String: function(str) {
var charmap = unescape(
"%u0402%u0403%u201A%u0453%u201E%u2026%u2020%u2021%u20AC%u2030%u0409%u2039%u040A%u040C%u040B%u040F"+
"%u0452%u2018%u2019%u201C%u201D%u2022%u2013%u2014%u0000%u2122%u0459%u203A%u045A%u045C%u045B%u045F"+
"%u00A0%u040E%u045E%u0408%u00A4%u0490%u00A6%u00A7%u0401%u00A9%u0404%u00AB%u00AC%u00AD%u00AE%u0407"+
"%u00B0%u00B1%u0406%u0456%u0491%u00B5%u00B6%u00B7%u0451%u2116%u0454%u00BB%u0458%u0405%u0455%u0457")
var code2char = function(code) {
if(code >= 0xC0 && code <= 0xFF) return String.fromCharCode(code - 0xC0 + 0x0410)
if(code >= 0x80 && code <= 0xBF) return charmap.charAt(code - 0x80)
return String.fromCharCode(code)
}
var res = ""
for(var i = 0; i < str.length; i++) res = res + code2char(str.charCodeAt(i))
console.log('Win1251 result:',res);
return res
}
};
/**
Expand Down Expand Up @@ -357,9 +374,11 @@ function BinaryFile(strData, iDataOffset, iDataLength) {
// @aadsm
this.getStringWithCharsetAt = function(iOffset, iLength, iCharset) {
var bytes = this.getBytesAt(iOffset, iLength);
var originalString = this.getStringAt(iOffset, iLength);
var sString;

console.log('Charset:',iCharset,jschardet.detect(originalString));
switch( iCharset.toLowerCase() ) {

case 'utf-16':
case 'utf-16le':
case 'utf-16be':
Expand All @@ -369,7 +388,8 @@ function BinaryFile(strData, iDataOffset, iDataLength) {
case 'utf-8':
sString = StringUtils.readUTF8String(bytes);
break;

case 'iso-8859-1':
sString = StringUtils.readWin1251String(originalString);
default:
sString = StringUtils.readNullTerminatedString(bytes);
break;
Expand All @@ -393,15 +413,18 @@ function BinaryFile(strData, iDataOffset, iDataLength) {
};
}
/**
* Copyright (c) 2010 António Afonso, antonio.afonso gmail, http://www.aadsm.net/
* Copyright (c) 2011 Anton Podviaznikov, podviaznikov@gmail.com
* MIT License [http://www.opensource.org/licenses/mit-license.php]
*
*/
window.FileAPIReader = function(binaryData) {
return function(url, fncCallback, fncError) {
fncCallback(new BinaryFile(binaryData));
}
};
(function(ns) {
ns["FileAPIReader"] = function(binaryData) {
return function(url, fncCallback, fncError) {
fncCallback(new BinaryFile(binaryData));
}
};
})(this);

// Modified version of http://www.webtoolkit.info/javascript-base64.html
(function(ns) {
ns.Base64 = {
Expand Down
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